Once you have logged in to this site with your unique user id and secure password, you will able to see a Profile Tab, wherein you should click the ‘Edit Profile’ button. When you click that button, you will be able to see the screen as shown below.




You will be able to see the existing data that you saved already when you get this screen and later on you can edit /add the values in the fields (except VAT No.) as required. It can only be saved if all mandatory fields are filled in.